My Buildsheet Box E 31-36 read as follows:
31- G, 32 - G, 33 - N, 34 - N, 35 - P, 36 (empty)
My car is a 72 Mach 1, 351 2V, Auto with Competition Suspension. I have applied 2-Gold and 1-Pink on my leafs. I could not find any photos on this computer of my springs. Here are a couple other examples to help. Updated post to include the attachment of my 72 Mach 1 Buildsheet and Eminger to document Jeff's items.
First photo is a 72 Q code auto competition suspension bu8ild date 03/72, AC, Auto C6
Second photo is a 71 Boss 351
The remaining photos are a 148 mile untouched 73 Convertable